Two Nanotyrannus take on a Triceratops. Late Createous, Hell Creek Formation, Montana, USA
huge Permain amphbian, Eryops Megacephalus hunts a young Dimetrodon disturbing a trio of Cacops aspidephorus. Early Permian, Texas Red Beds, Texas, USA.
The gigantic marine turtle, Archelon, crawls up a beach, ready to lay her eggs - Pteranodon and Parasaurolophus in the background. Late Cretaceous, Pierre Shale, Kansas, USA
A Spicomellus in a dry lakebed.
Middle Jurassic, El Mers III Formation, Morocco
A testosterone-enraged male South American Mastodont (Notiomastodon) comes face-to-face with an equally intimidating rival: an enormous female giant ground sloth (Megatherium americanum)
Two individuals of the newly described reptile, Mirasaura, in the trees.
Middle Triassic, Grès_à_Voltzia Fm, France
lone Cryolophosaurus cries at dawn over his misty forest home.
Early Jurassic, Hanson formation, Antarctica
A giant predatory Ichthyosaur, Cymbospondylus leaps out the water in pursuit of a much smaller relative, the mixosaurid ichthyosaur Phalarodon fraasi.
Early Triassic, Prida Fm, Nevada, USA
The small, bipedal mammal, leptictidium nasutum escapes the clutches of the ancient boa, Eoconstrictor fischeri.
Eocene, Messel Formation,Germany
A huge flock of Pterodaustror binge on plankton in an isolated brine lake, Early Creataceous, Lagarcito Formation, Argentina